| Identifier | Title | Date | Level of description | Other information | |
|---|---|---|---|---|---|
| Development, production | 1860 – 1987 | Class | |||
| Scaffold fittings | 1934 – 1938 | Class | |||
| Catalogues, price lists | 1865 – 1989 | Class | |||
| Copper fittings | 1899 – 1983 | Class | |||
| Associations | 1906 – 1987 | Class | |||
| Sales, representatives | 1896 – 1974 | Class | |||
| Advertisement, brochures, information materials | 1869 – 1986 | Class | |||
| Competition, competitors | 1964 – 1991 | Class | |||
| Cooperation, customer relationships | 1969 – 1991 | Class | |||
| Miscellaneous | 1953 – 1961 | Class |
1 to 10 from 10 Entries